Method for manufacturing clock hardware by means of blocky metallic glass

ABSTRACT

The present invention relates to the technical field of clock machining, in particular to a method for manufacturing clock hardware by means of blocky metallic glass. According to the present invention, the rapid cooling technique is adopted, complicated hardware can also be formed at a time, errors are extremely small, the precision is high, smooth surfaces can also be formed on the edges of the gear teeth of a manufactured gear, and the clock movement assembly accuracy is improved; the manufacturing technique is simple, the production time is short, the production efficiency is high, the required effect can be achieved without polishing the surface of the manufactured hardware, the product quality is improved, labor is greatly saved, time is saved, and environmental friendliness is achieved.

BACKGROUND OF THE INVENTION Technical Field

The present invention relates to the technical field of clock machining, in particular to a method for manufacturing clock hardware by means of blocky metallic glass.

2. Description of Related Art

Mechanical clocks are timers according to which energy released by hammers or springs is used as power for pushing a series of gears to operate, the rotating speed of gear systems is regulated by means of escapement speed controllers, and pointers are used for indicating and keeping time. The mechanical clocks are small-sized precise instruments provided with a large quantity of small-sized mechanical hardware such as gears and springs. At present, the mechanical hardware accessories of mechanical clocks are manufactured mainly through machining such as punching, and the precision is not high enough; in addition, a complicated gear structure is assembled by two or more accessories, so that the assembly precision is decreased; furthermore, the manufacturing technique is complicated, and the production efficiency is low.

BRIEF SUMMARY OF THE INVENTION

The present invention provides a method for manufacturing clock hardware by means of blocky metallic glass for overcoming the defects in the prior art. The method for manufacturing the clock hardware by means of the blocky metallic glass is high in precision and high in production efficiency.

According to the technical scheme adopted by the present invention for achieving the purposes:

The method for manufacturing the clock hardware by means of the blocky metallic glass comprises the following steps of:

A. heating raw metal constituting the blocky metallic glass to the temperature of 1400-1500° C. so that the raw metal can be liquefied to form molten metal;

B. vacuumizing a mold cavity of a mold;

C. injecting the molten metal into the mold cavity;

D. pressurizing the mold cavity so that the mold cavity can be filled with the molten metal and rapidly cooling the molten metal in the mold cavity at the same time so that the molten metal can be solidified to form a blocky metallic glass structure.

The blocky metallic glass is Zr-based blocky metallic glass.

The raw metal of the blocky metallic glass is at least prepared from Zr, Fe, Ni, Cu, Ti, Mn, Si, Pd and Co through mixing.

Preferably, the raw metal of the blocky metallic glass includes, by weight, 35-50 parts of Zr, 5-8 parts of Fe, 4-9 parts of Ni, 11-16 parts of Cu, 6-8 parts of Ti, 5-9 parts of Mn, 10-15 parts of Si, 1-2 parts of Pd and 1-2 parts of Co.

Argon is introduced for protection in the process of step A.

The mold cavity is pressurized through inflation in step C.

A cooling pipeline system is arranged in the mold in advance in step D, and the molten metal in the mold cavity is rapidly cooled through the cooling pipeline system.

The present invention has the beneficial effects where the method for manufacturing the clock hardware by means of the blocky metallic glass comprises the following steps of A, heating the raw metal constituting the blocky metallic glass to the temperature of 1400-1500° C. so that the raw metal can be liquefied to form the molten metal; B, vacuumizing the mold cavity of the mold; C, injecting the molten metal into the mold cavity; and D, pressurizing the mold cavity so that the mold cavity can be filled with the molten metal and rapidly cooling the molten metal in the mold cavity at the same time so that the molten metal can be solidified to form the blocky metallic glass structure. Compared with a manufacturing method in the prior art, the method for manufacturing the clock hardware by means of blocky metallic glass of the present invention has the following advantages:

1. the rapid cooling technique is adopted by the present invention for casting the hardware, so that complicated hardware can also be formed at a time, errors are extremely small, the precision is high, and the method is suitable for producing precise accessories; in addition, smooth surfaces can also be formed on the edges of the gear teeth of a manufactured gear, and the clock movement assembly precision is improved;

2. the hardware manufactured through the method of the present invention is high in corrosion resistance and hardness, has an excellent effect in the aspect of resisting corrosion of sweat and seawater, and is long in service life and extremely applicable to clock hardware accessories;

3. a vacuum casting method is adopted so that a cast surface can be quite exquisite, a bright or grained surface can be produced, hardware waste can be reduced during production, water gaps or redundant waste can also be recycled, the cost is reduced, and environmental friendliness is achieved;

4. the manufacturing technique is simple, the production time is short, the production efficiency is high, the required effect can be achieved without polishing the surface of the manufactured hardware, the product quality is improved, labor is greatly saved, time is saved, and environmental friendliness is achieved;

5. since the fluidity of the molten metal under vacuum and high-pressure conditions is quite high, a complicated and fine product structure can be formed, and the exquisite hardware can be manufactured.

DETAILED DESCRIPTION OF THE INVENTION

Further description of the present invention is given as follows with accompanying preferred embodiments, and a method for manufacturing clock hardware by means of blocky metallic glass comprises the following steps that:

A. raw metal constituting the blocky metallic glass is heated to the temperature of 1400-1500° C. so that the raw metal can be liquefied to form molten metal, and argon is introduced for protection in the heating process so that oxides can be prevented from being generated;

B. a mold cavity of a mold is vacuumized so that bubbles can be prevented from being generated;

C. the molten metal is injected into the mold cavity;

D. the mold cavity is pressurized through inflation so that the mold cavity can be filled with the molten liquid, rapid cooling treatment is conducted on the molten liquid in the mold cavity at the same time so that the molten metal can be solidified to form a blocky metallic glass structure, and a cooling pipeline system is arranged in the mold in advance so that the molten metal in the mold cavity can be rapidly cooled through the cooling pipeline system.

The blocky metallic glass is Zr-based blocky metallic glass, and the Zr-based blocky metallic glass is not magnetic and cannot be magnetized, so that the accuracy of a clock movement is improved. Specifically, the raw metal of the blocky metallic glass is at least prepared from Zr, Fe, Ni, Cu, Ti, Mn, Si, Pd and Co through mixing. Preferably, the raw metal of the blocky metallic glass includes, by weight, 35-50 parts of Zr, 5-8 parts of Fe, 4-9 parts of Ni, 11-16 parts of Cu, 6-8 parts of Ti, 5-9 parts of Mn, 10-15 parts of Si, 1-2 parts of Pd and 1-2 parts of Co. The manufactured hardware has super-high elasticity and metal fatigue strength, and the quality of the clock movement can be greatly improved by applying the hardware to leaf springs, balance springs and spiral springs of the clock movement; in addition, the manufactured hardware is high in strength, thinner clock movements can be manufactured, and the anti-scratch effect is good.

According to the present invention, the rapid cooling technique is used for casting the hardware, complicated hardware can also be formed at a time, errors are extremely small, the precision is high, the method is suitable for producing precise accessories, smooth surfaces can also be formed on the edges of the gear teeth of a manufactured gear, and the clock movement assembly precision is improved; the hardware manufactured through the method is high in corrosion resistance and hardness, has an excellent effect in the aspect of resisting corrosion of sweat and seawater, and is long in service life and extremely applicable to clock hardware accessories; a vacuum casting method is adopted so that a cast surface can be quite exquisite, a bright or grained surface can be produced, hardware waste can be reduced during production, water gaps or redundant waste can also be recycled, the cost is reduced, and environmental friendliness is achieved; the manufacturing technique is simple, the production time is short, the production efficiency is high, the required effect can be achieved without polishing the surface of the manufactured hardware, the product quality is improved, labor is greatly saved, time is saved, and environmental friendliness is achieved; since the fluidity of the molten metal under vacuum and high-pressure conditions is quite high, a complicated and fine product structure can be formed, and the exquisite hardware can be manufactured.

Embodiment 1

The raw metal of the blocky metallic glass includes, by weight, 35 parts of Zr, 8 parts of Fe, 9 parts of Ni, 16 parts of Cu, 8 parts of Ti, 9 parts of Mn, 15 parts of Si, 2 parts of Pd and 2 parts of Co.

Embodiment 2

The raw metal of the blocky metallic glass includes, by weight, 50 parts of Zr, 5 parts of Fe, 4 parts of Ni, 11 parts of Cu, 6 parts of Ti, 5 parts of Mn, 10 parts of Si, 1 part of Pd and 1 part of Co.

Embodiment 3

The raw metal of the blocky metallic glass includes, by weight, 40 parts of Zr, 6 parts of Fe, 7 parts of Ni, 15 parts of Cu, 7 parts of Ti, 8 parts of Mn, 13 parts of Si, 1.5 parts of Pd and 1.5 parts of Co.

Of course, the forgoing embodiments are only preferred embodiments of the present invention, and all equivalent changes or modification made according to the structures, characteristics and principles within the application scope of the present invention are included within the application scope of the present invention. 

What is claimed is:
 1. A method for manufacturing clock hardware by means of blocky metallic glass, characterized by comprising the following steps of: A. heating raw metal constituting the blocky metallic glass to the temperature of 1400-1500° C. so that the raw metal can be liquefied to form molten metal; B. vacuumizing a mold cavity of a mold; C. injecting the molten metal into the mold cavity; D. pressurizing the mold cavity so that the mold cavity can be filled with the molten metal and rapidly cooling the molten metal in the mold cavity at the same time so that the molten metal can be solidified to form a blocky metallic glass structure.
 2. The method for manufacturing the clock hardware by means of the blocky metallic glass according to claim 1, characterized in that the blocky metallic glass is Zr-based blocky metallic glass.
 3. The method for manufacturing the clock hardware by means of the blocky metallic glass according to claim 1, characterized in that the raw metal of the blocky metallic glass is at least prepared from Zr, Fe, Ni, Cu, Ti, Mn, Si, Pd and Co through mixing.
 4. The method for manufacturing the clock hardware by means of the blocky metallic glass according to claim 3, characterized in that the raw metal of the blocky metallic glass comprises, by weight, 35-50 parts of Zr, 5-8 parts of Fe, 4-9 parts of Ni, 11-16 parts of Cu, 6-8 parts of Ti, 5-9 parts of Mn, 10-15 parts of Si, 1-2 parts of Pd and 1-2 parts of Co.
 5. The method for manufacturing the clock hardware by means of the blocky metallic glass according to claim 1, characterized in that argon is introduced for protection in the process of step A.
 6. The method for manufacturing the clock hardware by means of the blocky metallic glass according to claim 1, characterized in that the mold cavity is pressurized through inflation in step C.
 7. The method for manufacturing the clock hardware by means of the blocky metallic glass according to claims 1, characterized in that a cooling pipeline system is arranged in the mold in advance in step D, and the molten metal in the mold cavity is rapidly cooled through the cooling pipeline system.
 8. The method for manufacturing the clock hardware by means of the blocky metallic glass according to claims 2, characterized in that a cooling pipeline system is arranged in the mold in advance in step D, and the molten metal in the mold cavity is rapidly cooled through the cooling pipeline system.
 9. The method for manufacturing the clock hardware by means of the blocky metallic glass according to claims 3, characterized in that a cooling pipeline system is arranged in the mold in advance in step D, and the molten metal in the mold cavity is rapidly cooled through the cooling pipeline system.
 10. The method for manufacturing the clock hardware by means of the blocky metallic glass according to claims 4, characterized in that a cooling pipeline system is arranged in the mold in advance in step D, and the molten metal in the mold cavity is rapidly cooled through the cooling pipeline system.
 11. The method for manufacturing the clock hardware by means of the blocky metallic glass according to claims 5, characterized in that a cooling pipeline system is arranged in the mold in advance in step D, and the molten metal in the mold cavity is rapidly cooled through the cooling pipeline system.
 12. The method for manufacturing the clock hardware by means of the blocky metallic glass according to claims 6, characterized in that a cooling pipeline system is arranged in the mold in advance in step D, and the molten metal in the mold cavity is rapidly cooled through the cooling pipeline system. 